A 24-year-old man presents with a painless genital ulcer for the past 2 weeks. He reports that he recently has been having unprotected sex with multiple partners. Past medical history is unremarkable. On physical examination, a single ulcer is present on the dorsal shaft of the penis which is circumscribed, indurated, and partially healed. There is moderate inguinal lymphadenopathy but no buboes. Which of the following tests would confirm the most likely diagnosis in this patient?
APerform a darkfield microscopic examination of a swab from the chancre
BSwab the chancre and perform a saline wet mount
CFluorescent treponemal antibody absorption (FTA-ABS) test
DFrei test
EVenereal Disease Research Laboratory (VDRL) test
A 23-year-old G1P0 female presents to her OB/GYN for her routine 36-week visit. Her current complaints include increased fatigue at the end of the day, and edema in her ankles. The patient’s physical examination is unremarkable except for inguinal adenopathy. Upon pelvic examination for cervical changes, the OB/GYN notices a vaginal chancre. The patient states that it is not painful when touched. Which of the following is the most likely diagnosis?
ASecondary syphilis
BCardiovascular syphilis
CPrimary syphilis
DGummatous syphilis
ENeurosyphilis
A 21-year-old man comes to the physician's office due to a 3-week history of fatigue and a rash, along with the recent development of joint pain that has moved from his knee to his elbows. The patient reports going camping last month but denies having been bitten by a tick. His past medical history is significant for asthma treated with an albuterol inhaler. His pulse is 54/min and blood pressure is 110/72. Physical examination reveals multiple circular red rings with central clearings on the right arm and chest. There is a normal range of motion in all joints and 5/5 strength bilaterally in the upper and lower extremities. Without proper treatment, the patient is at highest risk for which of the following complications?
ALiver capsule inflammation
BBone marrow failure
CHeart valve stenosis
DGlomerular damage
ECranial nerve palsy
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